21915696975

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1279}}^1\times {\mathrm{4861}}^1$

素因数の和:6200

約数の個数: 48

約数和(自身を含む): 37041438720

約数和(自身を除く): 15125741745

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 1279, 3525, 3837, 4861, 6395, 14583, 19185, 24305, 31975, 60113, 72915, 95925, 121525, 180339, 228467, 300565, 364575, 685401, 901695, 1142335, 1502825, 3427005, 4508475, 5711675, 6217219, 17135025, 18651657, 31086095, 93258285, 155430475, 292209293, 466291425, 876627879, 1461046465, 4383139395, 7305232325, 21915696975]

約数ペア:

[(1, 21915696975), (3, 7305232325), (5, 4383139395), (15, 1461046465), (25, 876627879), (47, 466291425), (75, 292209293), (141, 155430475), (235, 93258285), (705, 31086095), (1175, 18651657), (1279, 17135025), (3525, 6217219), (3837, 5711675), (4861, 4508475), (6395, 3427005), (14583, 1502825), (19185, 1142335), (24305, 901695), (31975, 685401), (60113, 364575), (72915, 300565), (95925, 228467), (121525, 180339)]